OpenERISA

Semper Diving & Marine Corp.

Charlestown, MA, 02129

EIN 20-2511602
Plans
1
Total participants
71
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
238900

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500-SF001Semper Diving & Marine Corp. Employee Retirement Plan18
2023Form 5500-SF001Semper Diving & Marine Corp. Employee Retirement Plan21
2022Form 5500-SF001Semper Diving & Marine Corp. Employee Retirement Plan11
2021Form 5500-SF001Semper Diving & Marine Corp. Employee Retirement Plan15
2020Form 5500-SF001Semper Diving & Marine Corp. Employee Retirement Plan6

Data shown as filed with the U.S. Department of Labor (EBSA), filing years 2020–2025; not validated by OpenERISA. View official filings for this EIN on the DOL EFAST2 search.

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